Gallons to liters
Common values
| From (gal) | To (L) |
|---|---|
| 0 | 0.000 |
| 0.2 | 0.757 |
| 0.4 | 1.514 |
| 0.6 | 2.271 |
| 0.8 | 3.028 |
| 1 | 3.785 |
| 1.2 | 4.542 |
| 1.4 | 5.300 |
| 1.6 | 6.057 |
| 1.8 | 6.814 |
| 2 | 7.571 |
One US liquid gallon equals 3.785411784 liters. Multiply your gallons by 3.785 to convert to liters.
Formula: liters = gallons × 3.785411784
- 1 gal = 3.785 L
- 5 gal = 18.93 L (standard US water jug)
- 10 gal = 37.85 L
- 42 gal = 158.97 L (one barrel of crude oil)
Pool owners in the US calculate chemical dosages per gallon and need liters for international product instructions. Homebrewing beer uses gallons but many recipes from European sources use liters. Gardeners watering with drip systems may encounter metric volumes on European-manufactured irrigation equipment.
US gasoline is sold by the gallon; crude oil is measured in barrels (42 US gallons). The US uses the liquid gallon for beverages and fuel; the US dry gallon (4.405 L) is a different, less common measure used for grain and produce. A standard US car fuel tank holds 12–16 gallons (45–60 L).
Frequently asked questions
- How many liters in 5 gallons?
- 5 US gallons = 18.93 liters.
- How many gallons is 50 liters?
- 50 liters = 13.21 US gallons.
- How many liters is a half gallon?
- A half US gallon = 1.893 liters.
Related converters: Unit converter